package jfconfig;

/**
 * Created : Mar 9, 2012
 *
 * @author pquiring
 */

import java.io.*;
import java.util.*;
import javax.swing.*;

import javaforce.*;
import javaforce.linux.*;

public class TomcatPanel extends javax.swing.JPanel {

  /**
   * Creates new form TomcatPanel
   */
  public TomcatPanel() {
    initComponents();
    loadConfig();
    ConfigApp.This.setTitle("Config : Tomcat");
  }

  /**
   * This method is called from within the constructor to initialize the form.
   * WARNING: Do NOT modify this code. The content of this method is always
   * regenerated by the Form Editor.
   */
  @SuppressWarnings("unchecked")
  // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
  private void initComponents() {

    jToolBar1 = new javax.swing.JToolBar();
    back = new javax.swing.JButton();
    addservice = new javax.swing.JButton();
    delservice = new javax.swing.JButton();
    save = new javax.swing.JButton();
    apply = new javax.swing.JButton();
    restart = new javax.swing.JButton();
    jTabbedPane1 = new javax.swing.JTabbedPane();
    jPanel2 = new javax.swing.JPanel();
    jScrollPane3 = new javax.swing.JScrollPane();
    hosts = new javax.swing.JList();
    jToolBar2 = new javax.swing.JToolBar();
    addHost = new javax.swing.JButton();
    delHost = new javax.swing.JButton();
    jLabel3 = new javax.swing.JLabel();
    domains = new javax.swing.JTextField();
    jLabel4 = new javax.swing.JLabel();
    appPath = new javax.swing.JTextField();
    jPanel1 = new javax.swing.JPanel();
    port = new javax.swing.JTextField();
    jLabel1 = new javax.swing.JLabel();
    jLabel5 = new javax.swing.JLabel();
    name = new javax.swing.JTextField();
    enabled = new javax.swing.JCheckBox();
    jLabel7 = new javax.swing.JLabel();
    sslPort = new javax.swing.JTextField();
    sslKeys = new javax.swing.JButton();
    sslEnabled = new javax.swing.JCheckBox();
    jScrollPane2 = new javax.swing.JScrollPane();
    services = new javax.swing.JList();
    jLabel2 = new javax.swing.JLabel();

    jToolBar1.setFloatable(false);
    jToolBar1.setRollover(true);

    back.setText("<Back");
    back.setFocusable(false);
    back.setHorizontalTextPosition(javax.swing.SwingConstants.CENTER);
    back.setVerticalTextPosition(javax.swing.SwingConstants.BOTTOM);
    back.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(java.awt.event.ActionEvent evt) {
        backActionPerformed(evt);
      }
    });
    jToolBar1.add(back);

    addservice.setText("Add Service");
    addservice.setFocusable(false);
    addservice.setHorizontalTextPosition(javax.swing.SwingConstants.CENTER);
    addservice.setVerticalTextPosition(javax.swing.SwingConstants.BOTTOM);
    addservice.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(java.awt.event.ActionEvent evt) {
        addserviceActionPerformed(evt);
      }
    });
    jToolBar1.add(addservice);

    delservice.setText("Delete Service");
    delservice.setFocusable(false);
    delservice.setHorizontalTextPosition(javax.swing.SwingConstants.CENTER);
    delservice.setVerticalTextPosition(javax.swing.SwingConstants.BOTTOM);
    delservice.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(java.awt.event.ActionEvent evt) {
        delserviceActionPerformed(evt);
      }
    });
    jToolBar1.add(delservice);

    save.setText("Save");
    save.setFocusable(false);
    save.setHorizontalTextPosition(javax.swing.SwingConstants.CENTER);
    save.setVerticalTextPosition(javax.swing.SwingConstants.BOTTOM);
    save.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(java.awt.event.ActionEvent evt) {
        saveActionPerformed(evt);
      }
    });
    jToolBar1.add(save);

    apply.setText("Apply");
    apply.setFocusable(false);
    apply.setHorizontalTextPosition(javax.swing.SwingConstants.CENTER);
    apply.setVerticalTextPosition(javax.swing.SwingConstants.BOTTOM);
    apply.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(java.awt.event.ActionEvent evt) {
        applyActionPerformed(evt);
      }
    });
    jToolBar1.add(apply);

    restart.setText("Restart Server");
    restart.setFocusable(false);
    restart.setHorizontalTextPosition(javax.swing.SwingConstants.CENTER);
    restart.setVerticalTextPosition(javax.swing.SwingConstants.BOTTOM);
    restart.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(java.awt.event.ActionEvent evt) {
        restartActionPerformed(evt);
      }
    });
    jToolBar1.add(restart);

    hosts.setModel(hostsModel);
    hosts.setSelectionMode(javax.swing.ListSelectionModel.SINGLE_SELECTION);
    hosts.addListSelectionListener(new javax.swing.event.ListSelectionListener() {
      public void valueChanged(javax.swing.event.ListSelectionEvent evt) {
        hostsValueChanged(evt);
      }
    });
    jScrollPane3.setViewportView(hosts);

    jToolBar2.setFloatable(false);
    jToolBar2.setRollover(true);

    addHost.setText("Add Host");
    addHost.setFocusable(false);
    addHost.setHorizontalTextPosition(javax.swing.SwingConstants.CENTER);
    addHost.setVerticalTextPosition(javax.swing.SwingConstants.BOTTOM);
    addHost.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(java.awt.event.ActionEvent evt) {
        addHostActionPerformed(evt);
      }
    });
    jToolBar2.add(addHost);

    delHost.setText("Delete Host");
    delHost.setFocusable(false);
    delHost.setHorizontalTextPosition(javax.swing.SwingConstants.CENTER);
    delHost.setVerticalTextPosition(javax.swing.SwingConstants.BOTTOM);
    delHost.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(java.awt.event.ActionEvent evt) {
        delHostActionPerformed(evt);
      }
    });
    jToolBar2.add(delHost);

    jLabel3.setText("Domain");

    jLabel4.setText("AppsPath");

    javax.swing.GroupLayout jPanel2Layout = new javax.swing.GroupLayout(jPanel2);
    jPanel2.setLayout(jPanel2Layout);
    jPanel2Layout.setHorizontalGroup(
      jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
      .addGroup(jPanel2Layout.createSequentialGroup()
        .addContainerGap()
        .addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
          .addGroup(jPanel2Layout.createSequentialGroup()
            .addComponent(jScrollPane3, javax.swing.GroupLayout.PREFERRED_SIZE, 152, javax.swing.GroupLayout.PREFERRED_SIZE)
            .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
            .addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
              .addComponent(jLabel3)
              .addComponent(jLabel4))
            .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
            .addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
              .addComponent(domains, javax.swing.GroupLayout.DEFAULT_SIZE, 142, Short.MAX_VALUE)
              .addComponent(appPath)))
          .addComponent(jToolBar2, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
        .addContainerGap())
    );
    jPanel2Layout.setVerticalGroup(
      jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
      .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, jPanel2Layout.createSequentialGroup()
        .addContainerGap()
        .addComponent(jToolBar2, javax.swing.GroupLayout.PREFERRED_SIZE, 25, javax.swing.GroupLayout.PREFERRED_SIZE)
        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
        .addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
          .addComponent(jScrollPane3, javax.swing.GroupLayout.DEFAULT_SIZE, 667, Short.MAX_VALUE)
          .addGroup(jPanel2Layout.createSequentialGroup()
            .addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
              .addComponent(jLabel3)
              .addComponent(domains, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
            .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
            .addGroup(jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
              .addComponent(jLabel4)
              .addComponent(appPath, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
            .addGap(0, 0, Short.MAX_VALUE)))
        .addContainerGap())
    );

    jTabbedPane1.addTab("Hosts", jPanel2);

    port.setText("80");

    jLabel1.setText("Port");

    jLabel5.setText("Name");

    name.setEditable(false);
    name.setText("default");

    enabled.setText("Enabled");

    jLabel7.setText("SSL Port");

    sslPort.setText("8443");

    sslKeys.setText("Launch SSL Keys Manager...");
    sslKeys.addActionListener(new java.awt.event.ActionListener() {
      public void actionPerformed(java.awt.event.ActionEvent evt) {
        sslKeysActionPerformed(evt);
      }
    });

    sslEnabled.setText("Enable SSL");

    javax.swing.GroupLayout jPanel1Layout = new javax.swing.GroupLayout(jPanel1);
    jPanel1.setLayout(jPanel1Layout);
    jPanel1Layout.setHorizontalGroup(
      jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
      .addGroup(jPanel1Layout.createSequentialGroup()
        .addContainerGap()
        .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
          .addGroup(jPanel1Layout.createSequentialGroup()
            .addComponent(jLabel1)
            .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
            .addComponent(port))
          .addGroup(jPanel1Layout.createSequentialGroup()
            .addComponent(jLabel5)
            .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
            .addComponent(name, javax.swing.GroupLayout.DEFAULT_SIZE, 334, Short.MAX_VALUE))
          .addGroup(jPanel1Layout.createSequentialGroup()
            .addComponent(jLabel7)
            .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
            .addComponent(sslPort, javax.swing.GroupLayout.DEFAULT_SIZE, 314, Short.MAX_VALUE))
          .addGroup(jPanel1Layout.createSequentialGroup()
            .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
              .addComponent(sslEnabled)
              .addComponent(enabled)
              .addComponent(sslKeys))
            .addGap(0, 0, Short.MAX_VALUE)))
        .addContainerGap())
    );
    jPanel1Layout.setVerticalGroup(
      jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
      .addGroup(jPanel1Layout.createSequentialGroup()
        .addContainerGap()
        .addComponent(enabled)
        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
        .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
          .addComponent(jLabel5)
          .addComponent(name, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
        .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
          .addComponent(jLabel1)
          .addComponent(port, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
        .addComponent(sslEnabled)
        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
        .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
          .addComponent(jLabel7)
          .addComponent(sslPort, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
        .addComponent(sslKeys)
        .addContainerGap(568, Short.MAX_VALUE))
    );

    jTabbedPane1.addTab("General", jPanel1);

    services.setModel(servicesModel);
    services.setSelectionMode(javax.swing.ListSelectionModel.SINGLE_SELECTION);
    services.addListSelectionListener(new javax.swing.event.ListSelectionListener() {
      public void valueChanged(javax.swing.event.ListSelectionEvent evt) {
        servicesValueChanged(evt);
      }
    });
    jScrollPane2.setViewportView(services);

    jLabel2.setText("Services:");

    javax.swing.GroupLayout layout = new javax.swing.GroupLayout(this);
    this.setLayout(layout);
    layout.setHorizontalGroup(
      layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
      .addComponent(jToolBar1, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
      .addGroup(layout.createSequentialGroup()
        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
          .addComponent(jScrollPane2, javax.swing.GroupLayout.PREFERRED_SIZE, 172, javax.swing.GroupLayout.PREFERRED_SIZE)
          .addComponent(jLabel2))
        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
        .addComponent(jTabbedPane1))
    );
    layout.setVerticalGroup(
      layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
      .addGroup(layout.createSequentialGroup()
        .addComponent(jToolBar1, javax.swing.GroupLayout.PREFERRED_SIZE, 25, javax.swing.GroupLayout.PREFERRED_SIZE)
        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
        .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
          .addComponent(jTabbedPane1)
          .addGroup(layout.createSequentialGroup()
            .addComponent(jLabel2)
            .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
            .addComponent(jScrollPane2))))
    );
  }// </editor-fold>//GEN-END:initComponents

  private void backActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_backActionPerformed
    ConfigApp.This.setPanel(new ServersPanel());
  }//GEN-LAST:event_backActionPerformed

  private void addserviceActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_addserviceActionPerformed
    String name = JFAWT.getString("Enter Service Name", "");
    if (name == null) return;
    addService(name);
  }//GEN-LAST:event_addserviceActionPerformed

  private void delserviceActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_delserviceActionPerformed
    int idx = services.getSelectedIndex();
    if (idx == -1) return;
    delService(idx);
  }//GEN-LAST:event_delserviceActionPerformed

  private void applyActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_applyActionPerformed
    apply();
  }//GEN-LAST:event_applyActionPerformed

  private void saveActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_saveActionPerformed
    saveConfig();
  }//GEN-LAST:event_saveActionPerformed

  private void restartActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_restartActionPerformed
    restart();
  }//GEN-LAST:event_restartActionPerformed

  private void servicesValueChanged(javax.swing.event.ListSelectionEvent evt) {//GEN-FIRST:event_servicesValueChanged
    int sidx = services.getSelectedIndex();
    if (sidx == -1) return;
    loadService(sidx);
  }//GEN-LAST:event_servicesValueChanged

  private void hostsValueChanged(javax.swing.event.ListSelectionEvent evt) {//GEN-FIRST:event_hostsValueChanged
    int sidx = services.getSelectedIndex();
    if (sidx == -1) return;
    int hidx = hosts.getSelectedIndex();
    if (hidx == -1) return;
    loadHost(hidx);
  }//GEN-LAST:event_hostsValueChanged

  private void addHostActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_addHostActionPerformed
    String name = JFAWT.getString("Enter Host Name", "");
    if (name == null) return;
    addHost(name);
  }//GEN-LAST:event_addHostActionPerformed

  private void delHostActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_delHostActionPerformed
    int idx = hosts.getSelectedIndex();
    if (idx == -1) return;
    delHost(idx);
  }//GEN-LAST:event_delHostActionPerformed

  private void sslKeysActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_sslKeysActionPerformed
    int idx = services.getSelectedIndex();
    if (idx == -1) return;
    Service service = config.service[idx];
    String folder = "/etc/jconfig.d/tomcat/" + service.name;
    OpenSSLApp dialog = new OpenSSLApp(new String[] {folder, "tomcat"});
    dialog.setVisible(true);
  }//GEN-LAST:event_sslKeysActionPerformed

  // Variables declaration - do not modify//GEN-BEGIN:variables
  private javax.swing.JButton addHost;
  private javax.swing.JButton addservice;
  private javax.swing.JTextField appPath;
  private javax.swing.JButton apply;
  private javax.swing.JButton back;
  private javax.swing.JButton delHost;
  private javax.swing.JButton delservice;
  private javax.swing.JTextField domains;
  private javax.swing.JCheckBox enabled;
  private javax.swing.JList hosts;
  private javax.swing.JLabel jLabel1;
  private javax.swing.JLabel jLabel2;
  private javax.swing.JLabel jLabel3;
  private javax.swing.JLabel jLabel4;
  private javax.swing.JLabel jLabel5;
  private javax.swing.JLabel jLabel7;
  private javax.swing.JPanel jPanel1;
  private javax.swing.JPanel jPanel2;
  private javax.swing.JScrollPane jScrollPane2;
  private javax.swing.JScrollPane jScrollPane3;
  private javax.swing.JTabbedPane jTabbedPane1;
  private javax.swing.JToolBar jToolBar1;
  private javax.swing.JToolBar jToolBar2;
  private javax.swing.JTextField name;
  private javax.swing.JTextField port;
  private javax.swing.JButton restart;
  private javax.swing.JButton save;
  private javax.swing.JList services;
  private javax.swing.JCheckBox sslEnabled;
  private javax.swing.JButton sslKeys;
  private javax.swing.JTextField sslPort;
  // End of variables declaration//GEN-END:variables

  private DefaultListModel servicesModel = new DefaultListModel();
  private DefaultListModel hostsModel = new DefaultListModel();
  private String configFolder = "/etc/jconfig.d/";
  private String configFile = "tomcat.xml";
  public static class Host {
    public String name, domain, appPath;
  }
  public static class Service {
    public String name;
    public boolean enabled, sslEnabled;
    public int port, sslPort;
    public Host host[];
  }
  public static class Config {
    public Service service[];
  }
  private Config config = new Config();
  private int currentServiceIdx = -1;
  private int currentHostIdx = -1;

  private void loadConfig() {
    try {
      XML xml = new XML();
      FileInputStream fis = new FileInputStream(configFolder + configFile);
      xml.read(fis);
      xml.writeClass(config);
    } catch (FileNotFoundException e1) {
      defaultConfig();
    } catch (Exception e2) {
      JFLog.log(e2);
      defaultConfig();
    }
    updateConfig();
  }

  private void defaultConfig() {
    //creates the init default config
    Service service1 = new Service();
    service1.name = "Catalina";
    service1.enabled = true;
    service1.port = 8080;
    service1.sslPort = 8443;
    service1.sslEnabled = false;
    Host host1 = new Host();
    host1.name = "default";
    host1.domain = "localhost";
    host1.appPath = "webapps";
    config.service = new Service[1];
    config.service[0] = service1;
    service1.host = new Host[1];
    service1.host[0] = host1;
  }

  private void updateConfig() {
    servicesModel.clear();
    int cnt = config.service.length;
    for(int a=0;a<cnt;a++) {
      servicesModel.addElement(config.service[a].name);
    }
    hostsModel.clear();
    resetService();
  }

  private void resetService() {
    enabled.setSelected(false);
    name.setText("");
    port.setText("");
    sslEnabled.setSelected(false);
    sslPort.setText("");
    domains.setText("");
    appPath.setText("");
  }

  private void loadService(int idx) {
    saveService(currentServiceIdx);
    Service service = config.service[idx];
    enabled.setSelected(service.enabled);
    name.setText(service.name);
    port.setText("" + service.port);
    sslEnabled.setSelected(service.sslEnabled);
    sslPort.setText("" + service.sslPort);
    currentServiceIdx = idx;
    currentHostIdx = -1;
    loadHosts();
  }

  private void loadHosts() {
    hostsModel.clear();
    Service service = config.service[currentServiceIdx];
    for(int a=0;a<service.host.length;a++) {
      hostsModel.addElement(service.host[a].name);
    }
  }

  private void saveService(int idx) {
    if (idx == -1) return;
    saveHost(currentHostIdx);
    Service service = config.service[idx];
    service.name = name.getText();
    service.enabled = enabled.isSelected();
    service.port = JF.atoi(port.getText());
    service.sslEnabled = sslEnabled.isSelected();
    service.sslPort = JF.atoi(sslPort.getText());
  }

  private void addService(String name) {
    name = name.trim().replaceAll("\"", "");
    name = name.replaceAll(" ", "-");
    if (name.length() == 0) return;
    for(int a=0;a<config.service.length;a++) {
      if (config.service[a].name.equalsIgnoreCase(name)) {
        JFAWT.showError("Error", "That name already exists");
        return;
      }
    }
    //copy default values
    Service newService = new Service();
    Service def = config.service[0];
    newService.name = name;
    newService.port = def.port;
    newService.sslPort = def.sslPort;
    config.service = Arrays.copyOf(config.service, config.service.length + 1);
    config.service[config.service.length-1] = newService;
    updateConfig();
  }

  private void delService(int idx) {
    if (idx == 0) {JFAWT.showError("Error", "Can not delete 'Default' service"); return;}
    Service service = config.service[idx];
    if (!JFAWT.showConfirm("Confirm", "Are you sure you want to delete '" + service.name + "'?")) return;
    int len = config.service.length;
    Service newList[] = new Service[len-1];
    for(int a=0;a<idx;a++) {
      newList[a] = config.service[a];
    }
    for(int a=idx+1;a<len;a++) {
      newList[a-1] = config.service[a];
    }
    config.service = newList;
    updateConfig();
  }

  private void saveConfig() {
    //save config to configFile
    saveService(currentServiceIdx);
    try {
      XML xml = new XML();
      File tmpFile = File.createTempFile("tomcat", ".xml");
      FileOutputStream fos = new FileOutputStream(tmpFile);
      xml.readClass("tomcat", config);
      xml.write(fos);
      fos.close();
      Linux.mkdir(configFolder);
      if (!Linux.copyFile(tmpFile.getAbsolutePath(), configFolder + configFile)) {
        tmpFile.delete();
        throw new Exception("file io error");
      }
      tmpFile.delete();
    } catch (Exception e) {
      JFLog.log(e);
    }
  }

  private void loadHost(int idx) {
    saveHost(currentHostIdx);
    Host host = config.service[currentServiceIdx].host[idx];
    domains.setText(host.domain);
    appPath.setText(host.appPath);
    currentHostIdx = idx;
  }

  private void saveHost(int idx) {
    if (idx == -1) return;
    Host host = config.service[currentServiceIdx].host[idx];
    host.domain = domains.getText();
    host.appPath = appPath.getText();
  }

  private void addHost(String name) {
    name = name.trim().replaceAll("\"", "");
    name = name.replaceAll(" ", "-");
    if (name.length() == 0) return;
    Service service = config.service[currentServiceIdx];
    for(int a=0;a<service.host.length;a++) {
      if (service.host[a].name.equalsIgnoreCase(name)) {
        JFAWT.showError("Error", "That name already exists");
        return;
      }
    }
    //set default values
    Host newHost = new Host();
    newHost.name = name;
    newHost.appPath = "webapps";
    newHost.domain = "localhost";
    service.host = Arrays.copyOf(service.host, service.host.length + 1);
    service.host[service.host.length-1] = newHost;
    updateConfig();
  }

  private void delHost(int idx) {
    if (idx == 0) {JFAWT.showError("Error", "Can not delete 'Default' host"); return;}
    Service service = config.service[currentServiceIdx];
    Host host = service.host[idx];
    if (!JFAWT.showConfirm("Confirm", "Are you sure you want to delete '" + host.name + "'?")) return;
    int len = service.host.length;
    Host newList[] = new Host[len-1];
    System.arraycopy(service.host, 0, newList, 0, idx);
    System.arraycopy(service.host, idx+1, newList, idx, len - idx);
    service.host = newList;
    updateConfig();
  }

//    os.write("\n".getBytes());

  private void openServer(OutputStream os) throws Exception {
    os.write("<?xml version='1.0' encoding='utf-8'?>\n".getBytes());
    os.write("<Server port='8005' shutdown='SHUTDOWN'>\n".getBytes());
//    if (config.SecurityListener)
//      os.write("  <Listener className='org.apache.catalina.security.SecurityListener' />".getBytes());
//    if (config.AprLifecycleListener)
//      os.write("  <Listener className='org.apache.catalina.core.AprLifecycleListener' SSLEngine='on' />\n".getBytes());
//    if (config.JasperListener)  //default == on
//      os.write("  <Listener className='org.apache.catalina.core.JasperListener' />\n".getBytes());
    os.write("  <Listener className='org.apache.catalina.core.JreMemoryLeakPreventionListener' />\n".getBytes());
    os.write("  <Listener className='org.apache.catalina.mbeans.GlobalResourcesLifecycleListener' />\n".getBytes());
    os.write("  <Listener className='org.apache.catalina.core.ThreadLocalLeakPreventionListener' />\n".getBytes());
    os.write("  <GlobalNamingResources>\n".getBytes());
    os.write("    <Resource name='UserDatabase' auth='Container' type='org.apache.catalina.UserDatabase' description='User database that can be updated and saved' factory='org.apache.catalina.users.MemoryUserDatabaseFactory' pathname='conf/tomcat-users.xml' />\n".getBytes());
    os.write("  </GlobalNamingResources>\n".getBytes());
  }

  private void closeServer(OutputStream os) throws Exception {
    os.write("</Server>\n".getBytes());
  }

  private void openService(Service service, OutputStream os) throws Exception {
    os.write(("  <Service name='" + service.name + "'>\n").getBytes());

//    if (service.enableThreadPool) {
//      os.write("    <Executor name='tomcatThreadPool' namePrefix='catalina-exec-' maxThreads='150' minSpareThreads='4'/>\n".getBytes());
//      os.write(("    <Connector executor='tomcatThreadPool' port='" + service.port + "' protocol='HTTP/1.1' connectionTimeout='20000' URIEncoding='UTF-8' redirectPort='" + service.sslPort + "' />\n").getBytes());
//      if (service.sslEnabled) {
//        os.write(("    <Connector executor='tomcatThreadPool' port='" + service.sslPort + "' protocol='HTTP/1.1' SSLEnabled='true' maxThreads='150' scheme='https' secure='true' clientAuth='false' sslProtocol='TLS' keystoreFile='/etc/jconfig.d/tomcat/" + service.name + "/.keystore'/>\n").getBytes());
//      }
//    } else {
    os.write(("    <Connector port='" + service.port + "' protocol='HTTP/1.1' connectionTimeout='20000' URIEncoding='UTF-8' redirectPort='" + service.sslPort + "' />\n").getBytes());
    if (service.sslEnabled) {
      os.write(("    <Connector port='" + service.sslPort + "' protocol='HTTP/1.1' SSLEnabled='true' maxThreads='150' scheme='https' secure='true' clientAuth='false' sslProtocol='TLS' keystoreFile='/etc/jconfig.d/tomcat/" + service.name + "/.keystore'/>\n").getBytes());
    }
//    }

//    if (service.enableAJP) {
//      os.write(("    <Connector port='8009' protocol='AJP/1.3' redirectPort='" + service.sslPort + "' />\n").getBytes());
//    }

    os.write("    <Engine name='Catalina' defaultHost='localhost'>\n".getBytes());
    os.write("    <Realm className='org.apache.catalina.realm.LockOutRealm'>\n".getBytes());
    os.write("      <Realm className='org.apache.catalina.realm.UserDatabaseRealm' resourceName='UserDatabase'/>\n".getBytes());
    os.write("    </Realm>\n".getBytes());
  }

  private void closeService(Service service, OutputStream os) throws Exception {
    os.write("    </Engine>\n".getBytes());
    os.write("  </Service>\n".getBytes());
  }

  private void applyHost(Host host, OutputStream os) throws Exception {
    os.write(("    <Host name='" + host.domain + "' appBase='" + host.appPath + "' unpackWARs='true' autoDeploy='true'>\n").getBytes());
    os.write("      <Valve className='org.apache.catalina.valves.AccessLogValve' directory='logs'               prefix='localhost_access_log.' suffix='.txt'               pattern='%h %l %u %t &quot;%r&quot; %s %b' />\n".getBytes());
    os.write("    </Host>\n".getBytes());
  }

  private void apply() {
    //save each service to /etc/tomcat7/server.xml
    try {
      File tmpFile = File.createTempFile("tomcat", ".conf");
      FileOutputStream fos = new FileOutputStream(tmpFile);
      openServer(fos);
      for(int a=0;a<config.service.length;a++) {
        Service service = config.service[a];
        if (!service.enabled) continue;
        openService(service, fos);
        for(int b=0;b<config.service.length;b++) {
          Host host = service.host[b];
          applyHost(host, fos);
        }
        closeService(service, fos);
      }
      closeServer(fos);
      fos.close();
      if (!Linux.copyFile(tmpFile.getAbsolutePath(), "/etc/tomcat7/server.xml")) {
        tmpFile.delete();
        throw new Exception("file io error");
      }
      tmpFile.delete();
      JFAWT.showMessage("Notice", "Please restart server to make changes effective.");
    } catch (Exception e) {
      JFLog.log(e);
    }
  }

  private void restart() {
    if (Linux.restartService("tomcat7"))
      JFAWT.showMessage("Notice", "Tomcat Service Restarted");
    else
      JFAWT.showError("Error", "Failed to Restart Tomcat Service");
  }
}
